An engine pumps up 100kg of water throug...

An engine pumps up `100kg` of water through a height of `10m` in `5s`. Given that the efficiency of the engine is `60%`, what is the power of the engine? Take `g=10ms^-2`.

A

3.3 kW

B

0.33 kW

C

0.033 kW

D

33 kW

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A

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